summaryrefslogtreecommitdiffstats
path: root/board/cpc45/cpc45.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/cpc45/cpc45.c')
-rw-r--r--board/cpc45/cpc45.c250
1 files changed, 0 insertions, 250 deletions
diff --git a/board/cpc45/cpc45.c b/board/cpc45/cpc45.c
deleted file mode 100644
index f182e79fd9..0000000000
--- a/board/cpc45/cpc45.c
+++ /dev/null
@@ -1,250 +0,0 @@
-/*
- * (C) Copyright 2001
- * Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <mpc824x.h>
-#include <asm/processor.h>
-#include <asm/io.h>
-#include <pci.h>
-#include <i2c.h>
-#include <netdev.h>
-
-int sysControlDisplay(int digit, uchar ascii_code);
-extern void Plx9030Init(void);
-extern void SPD67290Init(void);
-
- /* We have to clear the initial data area here. Couldn't have done it
- * earlier because DRAM had not been initialized.
- */
-int board_early_init_f(void)
-{
-
- /* enable DUAL UART Mode on CPC45 */
- *(uchar*)DUART_DCR |= 0x1; /* set DCM bit */
-
- return 0;
-}
-
-int checkboard(void)
-{
-/*
- char revision = BOARD_REV;
-*/
- ulong busfreq = get_bus_freq(0);
- char buf[32];
-
- puts ("CPC45 ");
-/*
- printf("Revision %d ", revision);
-*/
- printf("Local Bus at %s MHz\n", strmhz(buf, busfreq));
-
- return 0;
-}
-
-phys_size_t initdram (int board_type)
-{
- int m, row, col, bank, i, ref;
- unsigned long start, end;
- uint32_t mccr1, mccr2;
- uint32_t mear1 = 0, emear1 = 0, msar1 = 0, emsar1 = 0;
- uint32_t mear2 = 0, emear2 = 0, msar2 = 0, emsar2 = 0;
- uint8_t mber = 0;
- unsigned int tmp;
-
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
-
- if (i2c_reg_read (0x50, 2) != 0x04)
- return 0; /* Memory type */
-
- m = i2c_reg_read (0x50, 5); /* # of physical banks */
- row = i2c_reg_read (0x50, 3); /* # of rows */
- col = i2c_reg_read (0x50, 4); /* # of columns */
- bank = i2c_reg_read (0x50, 17); /* # of logical banks */
- ref = i2c_reg_read (0x50, 12); /* refresh rate / type */
-
- CONFIG_READ_WORD(MCCR1, mccr1);
- mccr1 &= 0xffff0000;
-
- CONFIG_READ_WORD(MCCR2, mccr2);
- mccr2 &= 0xffff0000;
-
- start = CONFIG_SYS_SDRAM_BASE;
- end = start + (1 << (col + row + 3) ) * bank - 1;
-
- for (i = 0; i < m; i++) {
- mccr1 |= ((row == 13)? 2 : (bank == 4)? 0 : 3) << i * 2;
- if (i < 4) {
- msar1 |= ((start >> 20) & 0xff) << i * 8;
- emsar1 |= ((start >> 28) & 0xff) << i * 8;
- mear1 |= ((end >> 20) & 0xff) << i * 8;
- emear1 |= ((end >> 28) & 0xff) << i * 8;
- } else {
- msar2 |= ((start >> 20) & 0xff) << (i-4) * 8;
- emsar2 |= ((start >> 28) & 0xff) << (i-4) * 8;
- mear2 |= ((end >> 20) & 0xff) << (i-4) * 8;
- emear2 |= ((end >> 28) & 0xff) << (i-4) * 8;
- }
- mber |= 1 << i;
- start += (1 << (col + row + 3) ) * bank;
- end += (1 << (col + row + 3) ) * bank;
- }
- for (; i < 8; i++) {
- if (i < 4) {
- msar1 |= 0xff << i * 8;
- emsar1 |= 0x30 << i * 8;
- mear1 |= 0xff << i * 8;
- emear1 |= 0x30 << i * 8;
- } else {
- msar2 |= 0xff << (i-4) * 8;
- emsar2 |= 0x30 << (i-4) * 8;
- mear2 |= 0xff << (i-4) * 8;
- emear2 |= 0x30 << (i-4) * 8;
- }
- }
-
- switch(ref) {
- case 0x00:
- case 0x80:
- tmp = get_bus_freq(0) / 1000000 * 15625 / 1000 - 22;
- break;
- case 0x01:
- case 0x81:
- tmp = get_bus_freq(0) / 1000000 * 3900 / 1000 - 22;
- break;
- case 0x02:
- case 0x82:
- tmp = get_bus_freq(0) / 1000000 * 7800 / 1000 - 22;
- break;
- case 0x03:
- case 0x83:
- tmp = get_bus_freq(0) / 1000000 * 31300 / 1000 - 22;
- break;
- case 0x04:
- case 0x84:
- tmp = get_bus_freq(0) / 1000000 * 62500 / 1000 - 22;
- break;
- case 0x05:
- case 0x85:
- tmp = get_bus_freq(0) / 1000000 * 125000 / 1000 - 22;
- break;
- default:
- tmp = 0x512;
- break;
- }
-
- CONFIG_WRITE_WORD(MCCR1, mccr1);
- CONFIG_WRITE_WORD(MCCR2, tmp << MCCR2_REFINT_SHIFT);
- CONFIG_WRITE_WORD(MSAR1, msar1);
- CONFIG_WRITE_WORD(EMSAR1, emsar1);
- CONFIG_WRITE_WORD(MEAR1, mear1);
- CONFIG_WRITE_WORD(EMEAR1, emear1);
- CONFIG_WRITE_WORD(MSAR2, msar2);
- CONFIG_WRITE_WORD(EMSAR2, emsar2);
- CONFIG_WRITE_WORD(MEAR2, mear2);
- CONFIG_WRITE_WORD(EMEAR2, emear2);
- CONFIG_WRITE_BYTE(MBER, mber);
-
- return (1 << (col + row + 3) ) * bank * m;
-}
-
-
-/*
- * Initialize PCI Devices, report devices found.
- */
-
-static struct pci_config_table pci_cpc45_config_table[] = {
-#ifndef CONFIG_PCI_PNP
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0F, PCI_ANY_ID,
- pci_cfgfunc_config_device, { PCI_ENET0_IOADDR,
- PCI_ENET0_MEMADDR,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0D, PCI_ANY_ID,
- pci_cfgfunc_config_device, { PCI_PLX9030_IOADDR,
- PCI_PLX9030_MEMADDR,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
- { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0E, PCI_ANY_ID,
- pci_cfgfunc_config_device, { PCMCIA_IO_BASE,
- PCMCIA_IO_BASE,
- PCI_COMMAND_MEMORY | PCI_COMMAND_IO }},
-#endif /*CONFIG_PCI_PNP*/
- { }
-};
-
-struct pci_controller hose = {
-#ifndef CONFIG_PCI_PNP
- config_table: pci_cpc45_config_table,
-#endif
-};
-
-void pci_init_board(void)
-{
- pci_mpc824x_init(&hose);
-
- /* init PCI_to_LOCAL Bus BRIDGE */
- Plx9030Init();
-
- /* Clear Display */
- DISP_CWORD = 0x0;
-
- sysControlDisplay(0,' ');
- sysControlDisplay(1,'C');
- sysControlDisplay(2,'P');
- sysControlDisplay(3,'C');
- sysControlDisplay(4,' ');
- sysControlDisplay(5,'4');
- sysControlDisplay(6,'5');
- sysControlDisplay(7,' ');
-
-}
-
-/**************************************************************************
-*
-* sysControlDisplay - controls one of the Alphanum. Display digits.
-*
-* This routine will write an ASCII character to the display digit requested.
-*
-* SEE ALSO:
-*
-* RETURNS: NA
-*/
-
-int sysControlDisplay (int digit, /* number of digit 0..7 */
- uchar ascii_code /* ASCII code */
- )
-{
- if ((digit < 0) || (digit > 7))
- return (-1);
-
- *((volatile uchar *) (DISP_CHR_RAM + digit)) = ascii_code;
-
- return (0);
-}
-
-#if defined(CONFIG_CMD_PCMCIA)
-
-#ifdef CONFIG_SYS_PCMCIA_MEM_ADDR
-volatile unsigned char *pcmcia_mem = (unsigned char*)CONFIG_SYS_PCMCIA_MEM_ADDR;
-#endif
-
-int pcmcia_init(void)
-{
- u_int rc;
-
- debug ("Enable PCMCIA " PCMCIA_SLOT_MSG "\n");
-
- rc = i82365_init();
-
- return rc;
-}
-
-#endif
-
-int board_eth_init(bd_t *bis)
-{
- return pci_eth_init(bis);
-}
OpenPOWER on IntegriCloud